Adjustable square ring shank assembly



FIG. 1 is a front elevational view of the adjustable square ring shank assembly showing our design in a retracted position.

FIG. 2 is a top side view thereof.

FIG. 3 is a bottom side view thereof.

FIG. 4 is a left side view thereof, which is identical to a right side view thereof.

FIG. 5 is a left interior section side view taken along line 55 of FIG. 1 with the shank of the adjustable square ring shank assembly in a retracted position, which is identical to a right interior sectional view thereof.

FIG. 6 is a front elevational view of the adjustable square ring shank assembly showing our new design in a deployed positon; and,

FIG. 7 is a left interior sectional side view taken along line 7—7 of FIG. 6 with the shank of the adjustable square ring shank assembly in a deployed position, which is identical to right interior sectional view thereof.

The broken line showing the gem setting is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for an adjustable square ring shank assembly, as shown and described. 